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请教如何计算中文交集

WBOY
WBOYOriginal
2016-06-13 11:26:29870browse

请问怎么计算中文交集?

本帖最后由 kk86868058 于 2013-05-31 17:29:02 编辑 
<br /><br />    function str_intersect($string1, $string2){<br />        $string1= str_split($string1);<br />        $string2= str_split($string2);<br />        return array_intersect($string1, $string2);<br />    }<br />


这样只能计算英文交集,中文在很多情况下不能识别交集...还有中英混合时
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